Water Customer Service

Connections are scheduled for next-day service. Customers must first complete a utility services acknowledgment & right to access form at the top of this page.

Customers who call on Friday will be connected the following Monday. 

• Connection times are 8:30 a.m. to 4:30 p.m.
• After-hour connections and re-connections are available Mondays-Fridays for an additional service fee of $50. All fees must be paid in advance during regular business hours. Requests for new service connection will be available on weekends and holidays. New customers will be required to come in person to complete paperwork and payment by 10 a.m. the next available business day. 
• For more information, call Customer Service at 325-657-4323.
• Please allow 48 hours for processing.

The three forms listed below need to be emailed to billing@cosatx.us once they have been filled out. Please allow 48 hours for processing.

• $20 activation fee for new accounts
• $100 deposit for water/sprinkler (deposit may vary, depending on meter size and customer history)
• $50 sewer deposit (if no water service)
• $50 trash deposit (if no water service)
• $50 after-hours connection fee (if applicable)
• If transferring service, your deposit will also transfer

• Service address
• Valid driver's license
• Social security card (for a residential account)
• Tax ID number (for a commercial account)
• Phone number
• Mailing address
• Rental / lease / purchase agreement
• Completed utility services acknowledgment & right to access form (linked below)